Home / 114,581.95-158,120.70-63,591.72

Finding the Fourth Proportional to 114,581.95, 158,120.70 and 63,591.72

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Solution

The fourth proportional to 114,581.95, 158,120.70 and 63,591.72 is: 87,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,581.95 : 158,120.70 = 63,591.72 : x
  2. Step 2: Convert to fraction form
    114,581.95/158,120.70 = 63,591.72/x
  3. Step 3: Cross multiply
    114,581.95x = 158,120.70 × 63,591.72
  4. Step 4: Simplify right side
    114,581.95x = 10,055,167,280.60
  5. Step 5: Solve for x
    x = 10,055,167,280.60/114,581.95
  6. Step 6: Final answer
    x = 87,755.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.